1452303244 has 48 divisors (see below), whose sum is σ = 2970934848. Its totient is φ = 608295168.

The previous prime is 1452303241. The next prime is 1452303253. The reversal of 1452303244 is 4423032541.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (1452303241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 409302 + ... + 412834.

It is an arithmetic number, because the mean of its divisors is an integer number (61894476).

Almost surely, 2^1452303244 is an apocalyptic number.

1452303244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1452303244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1485467424).

1452303244 is an abundant number, since it is smaller than the sum of its proper divisors (1518631604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1452303244 is a wasteful number, since it uses less digits than its factorization.

1452303244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3874 (or 3872 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 1452303244 is about 38109.0966043542. The cubic root of 1452303244 is about 1132.4501730600.

Adding to 1452303244 its reverse (4423032541), we get a palindrome (5875335785).

The spelling of 1452303244 in words is "one billion, four hundred fifty-two million, three hundred three thousand, two hundred forty-four".